diff --git a/.gitignore b/.gitignore
index 83cd3f9..96dbb9d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -19,3 +19,4 @@
 /openblas-0.3.7.tar.gz
 /openblas-0.3.8.tar.gz
 /openblas-0.3.9.tar.gz
+/openblas-0.3.10.tar.gz
diff --git a/ee2e758278b5d82b7242f505ea694f082ef65879.patch b/ee2e758278b5d82b7242f505ea694f082ef65879.patch
deleted file mode 100644
index e4fc0d4..0000000
--- a/ee2e758278b5d82b7242f505ea694f082ef65879.patch
+++ /dev/null
@@ -1,73 +0,0 @@
-From ee2e758278b5d82b7242f505ea694f082ef65879 Mon Sep 17 00:00:00 2001
-From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
-Date: Fri, 13 Mar 2020 20:34:13 +0100
-Subject: [PATCH] Move declarations of lapack_complex_custom types outside the
- extern C
-
-fixes #2510
----
- lapack-netlib/LAPACKE/include/lapack.h | 44 ++++++++++++++------------
- 1 file changed, 23 insertions(+), 21 deletions(-)
-
-diff --git a/lapack-netlib/LAPACKE/include/lapack.h b/lapack-netlib/LAPACKE/include/lapack.h
-index 0a6226fe4..36e53ec24 100644
---- a/lapack-netlib/LAPACKE/include/lapack.h
-+++ b/lapack-netlib/LAPACKE/include/lapack.h
-@@ -12,27 +12,6 @@
- 
- #include <stdlib.h>
- 
--#ifdef __cplusplus
--extern "C" {
--#endif
--
--/*----------------------------------------------------------------------------*/
--#ifndef lapack_int
--#define lapack_int     int
--#endif
--
--#ifndef lapack_logical
--#define lapack_logical lapack_int
--#endif
--
--/* f2c, hence clapack and MacOS Accelerate, returns double instead of float
-- * for sdot, slange, clange, etc. */
--#if defined(LAPACK_F2C)
--    typedef double lapack_float_return;
--#else
--    typedef float lapack_float_return;
--#endif
--
- /* Complex types are structures equivalent to the
- * Fortran complex types COMPLEX(4) and COMPLEX(8).
- *
-@@ -88,6 +67,29 @@ extern "C" {
- 
- #endif /* LAPACK_COMPLEX_CUSTOM */
- 
-+
-+#ifdef __cplusplus
-+extern "C" {
-+#endif
-+
-+/*----------------------------------------------------------------------------*/
-+#ifndef lapack_int
-+#define lapack_int     int
-+#endif
-+
-+#ifndef lapack_logical
-+#define lapack_logical lapack_int
-+#endif
-+
-+/* f2c, hence clapack and MacOS Accelerate, returns double instead of float
-+ * for sdot, slange, clange, etc. */
-+#if defined(LAPACK_F2C)
-+    typedef double lapack_float_return;
-+#else
-+    typedef float lapack_float_return;
-+#endif
-+
-+
- /* Callback logical functions of one, two, or three arguments are used
- *  to select eigenvalues to sort to the top left of the Schur form.
- *  The value is selected if function returns TRUE (non-zero). */
diff --git a/openblas.spec b/openblas.spec
index 3e2aef8..d0595f1 100644
--- a/openblas.spec
+++ b/openblas.spec
@@ -14,8 +14,8 @@
 # "obsoleted" features are still kept in the spec.
 
 Name:           openblas
-Version:        0.3.9
-Release:        3%{?dist}
+Version:        0.3.10
+Release:        1%{?dist}
 Summary:        An optimized BLAS library based on GotoBLAS2
 License:        BSD
 URL:            https://github.com/xianyi/OpenBLAS/
@@ -29,9 +29,6 @@ Patch2:         openblas-0.2.15-constructor.patch
 # Supply the proper flags to the test makefile
 Patch3:         openblas-0.3.7-tests.patch
 
-# Fix C++ compatibility (BZ #1820131)
-Patch4:         https://github.com/xianyi/OpenBLAS/commit/ee2e758278b5d82b7242f505ea694f082ef65879.patch
-
 BuildRequires:  gcc
 BuildRequires:  gcc-c++
 BuildRequires:  gcc-gfortran
@@ -244,7 +241,6 @@ cd OpenBLAS-%{version}
 %patch2 -p1 -b .constructor
 %endif
 %patch3 -p1 -b .tests
-%patch4 -p1 -b .cplusplus
 
 # Fix source permissions
 find -name \*.f -exec chmod 644 {} \;
@@ -668,6 +664,9 @@ rm -rf %{buildroot}%{_libdir}/pkgconfig
 %endif
 
 %changelog
+* Mon Jun 15 2020 Susi Lehtola <jussilehtola@fedoraproject.org> - 0.3.10-1
+- Update to 0.3.10.
+
 * Thu May 28 2020 Susi Lehtola <jussilehtola@fedoraproject.org> - 0.3.9-3
 - Enable USE_LOCKING in the sequential versions of the library for
   thread safety.
diff --git a/sources b/sources
index 3587dc1..3d7fe4a 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (openblas-0.3.9.tar.gz) = e34da25b3aaf959ec12826ac68c81e739e453d44f2dba28b15e57d7a827edc4d5f42988e9b6d98ac07999940be7b5876246cb3a980e590ae87f77f4c2f12f40a
+SHA512 (openblas-0.3.10.tar.gz) = 64a5f983b2f6e02cdb6e0f14433498cc5daa1ccfb49246f7a2dcd38f9982fa608f2abea069fe0e35012af8c1441c43d1f6418eaccd40795f5002fed1c36ce05d